F W Roe <br/><br/>
The geology and mineral resources of the neighbourhood of Kuala Selangor and Rada Selangor federation of Malaya with an account of the geology of Batu Arang-field 

 - Memoir no 7  
 - Ipoh Perak  Jabatan Penyiasatan Kajibumi Malaysia  1953 
 - ill:163p. 29.8 cm  Geological map of the Rasa sheet Selangor:Geological map of the Kuala Selangor sheet Selangor